Only call {set,clear}_semaphore probe function if they are not NULL

[deliverable/binutils-gdb.git] / gdb / macroexp.h

diff --git a/gdb/macroexp.h b/gdb/macroexp.h
index 57269fa22f803dcf2b1b804490ee3091648d8dbb..fcf5e36075d245ada5a9fdfa89145ae409e2b65f 100644 (file)
--- a/gdb/macroexp.h
+++ b/gdb/macroexp.h
@@ -1,12 +1,12 @@
 /* Interface to C preprocessor macro expansion for GDB.
 /* Interface to C preprocessor macro expansion for GDB.

-   Copyright 2002 Free Software Foundation, Inc.
+   Copyright (C) 2002-2014 Free Software Foundation, Inc.

    Contributed by Red Hat, Inc.
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    Contributed by Red Hat, Inc.
 
    This file is part of GDB.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by

-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or

    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,


@@ -15,9 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License

-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

 
 
 #ifndef MACROEXP_H
 
 
 #ifndef MACROEXP_H


@@ -82,9 +80,20 @@ char *macro_expand_once (const char *source,
    much have to do tokenization to find the end of the string that
    needs to be macro-expanded.  Our C/C++ tokenizer isn't really
    designed to be called by anything but the yacc parser engine.  */
    much have to do tokenization to find the end of the string that
    needs to be macro-expanded.  Our C/C++ tokenizer isn't really
    designed to be called by anything but the yacc parser engine.  */

-char *macro_expand_next (char **lexptr,
+char *macro_expand_next (const char **lexptr,

                          macro_lookup_ftype *lookup_func,
                          void *lookup_baton);
 
                          macro_lookup_ftype *lookup_func,
                          void *lookup_baton);
 

+/* Functions to classify characters according to cpp rules.  */
+
+int macro_is_whitespace (int c);
+int macro_is_identifier_nondigit (int c);
+int macro_is_digit (int c);
+
+
+/* Stringify STR according to C rules and return an xmalloc'd pointer
+   to the result.  */
+
+char *macro_stringify (const char *str);

 
 #endif /* MACROEXP_H */
 
 #endif /* MACROEXP_H */